7546542533 has 8 divisors (see below), whose sum is σ = 7939541400. Its totient is φ = 7163493120.

The previous prime is 7546542529. The next prime is 7546542551. The reversal of 7546542533 is 3352456457.

7546542533 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 1226610529 + 6319932004 = 35023^2 + 79498^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 7546542533 - 2² = 7546542529 is a prime.

It is a super-3 number, since 3×7546542533³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (7546562533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2485808 + ... + 2488841.

It is an arithmetic number, because the mean of its divisors is an integer number (992442675).

Almost surely, 2^7546542533 is an apocalyptic number.

It is an amenable number.

7546542533 is a deficient number, since it is larger than the sum of its proper divisors (392998867).

7546542533 is a wasteful number, since it uses less digits than its factorization.

7546542533 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4974727.

The product of its digits is 1512000, while the sum is 44.

The square root of 7546542533 is about 86870.8382197386. The cubic root of 7546542533 is about 1961.4745370980.

The spelling of 7546542533 in words is "seven billion, five hundred forty-six million, five hundred forty-two thousand, five hundred thirty-three".